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A TCP connection is a quad, and a connection is uniquely determined by the source IP, the source port, the destination IP and the destination port. Therefore, if C wants to forge the packet from A to B, it should fill in the above-mentioned IP header and TCP header with the source IP, source port, target IP and target port. Here B is the server, IP and port are open, A is the target we want to attack, IP certainly knows, but the source port of A is not clear, because it may be randomly generated by A. Of course, if we can find out the rule of generating source port for common OS such as Windows and Linux, we can still do it. In addition, we can step on the connection port of Car A through a large number of controlled hosts.好感人。3. Ships out of control, ships with limited manoeuvring ability, ships with limited draft, sailing boats, ships engaged in fishing, and ships engaged in towing or pushing other ships shall sound three consecutive sounds at intervals of not more than 2 minutes at a time, i.e. One long sound followed by two short sounds, in place of the sound signals specified in paragraphs 1 or 2 of this Article.闪婚是个现代名词，其形式虽不是现代固有，但多少有点贬意的成份，有拿婚姻当儿戏的意思，至少彼此了解的时间不够充分，这就难免潜在着各种隐患，似乎比其它的婚姻形式更具风险性。闪婚好似一场婚姻赌博，谁都希望赢定它，拥有一生的平安和幸福，可一旦落入情感陷井，又将如何面对……身居高位的臣子故意犯一些无关紧要不痛不痒的过错，让其他的官员或者百姓有所不满。《识骨寻踪》迎来了第六季。　　索尔·滕泽是一位深受喜爱的行为艺术家，他接受了加速进化综合症，身体里长出了意想不到的新器官。滕泽和他的搭档卡普利斯一起将摘除这些器官的过程变成了一场奇观——在剧院里实时操作，让其忠实的拥护者们惊叹。但是在政府和奇怪的亚文化共同关注的情况下，滕泽被迫考虑什么将是他最令人震惊的表演。